KOP vs USLM
As of Sep 20, 2026, Koppers Holdings (KOP) scores 7.1/10 and United States Lime & Minerals (USLM) 7.5/10 on AlphaStocks' five-model composite, so USLM scores higher. KOP trades 18% below its model fair value; USLM trades 3% above its model fair value.
KOP
Koppers Holdings Inc.
7.1
Consider Buy
$45.38
USLM
UNITED STATES LIME & MINERALS INC
7.5
Strong Buy
$113.32
KOP vs USLM: Which is the Better Investment?
Koppers Holdings Inc. (KOP) scores 7.1/10 while UNITED STATES LIME & MINERALS INC (USLM) scores 7.5/10 on AlphaStocks' composite model. UNITED STATES LIME & MINERALS INC has the higher composite rating of Strong Buy. On a P/E basis, Koppers Holdings Inc. trades at 16.5x, making it the more attractively priced of the two. Koppers Holdings Inc. trades further below its estimated fair value.
This comparison is algorithmically generated and is not financial advice.
| Metric | KOP | USLM |
|---|---|---|
| Scores & Fundamentals | ||
| Composite Score | 7.1/10 | 7.5/10▲ |
| Rating | Consider Buy | Strong Buy▲ |
| Price | $45.38 | $113.32 |
| P/E Ratio | 16.5▲ | 24.3 |
| ROE | 10.0% | 21.4%▲ |
| Market Cap | $913.1M | $3B |
| Fair Value | $55.48 | $110.07 |
| Dividend Yield | 0.7% | — |
| Sector Rank | #3 of 78 | #1 of 78▲ |
| Model Verdicts | ||
| Piotroski | Strong▲ | Attractive |
| Buffett | Attractive | Strong▲ |
| Graham | Caution | Neutral▲ |
| Lynch | Neutral | Attractive▲ |
| Greenblatt | Attractive | Attractive |
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KOP vs USLM: Which Stock Scores Higher?
Koppers Holdings Inc. (KOP) and UNITED STATES LIME & MINERALS INC (USLM) are both in the Materials sector. USLM currently leads with a composite score of 7.5/10 (Strong Buy) compared to KOP's 7.1/10 (Consider Buy).
The AlphaStocks composite score evaluates each stock across four dimensions: Quality (business strength measured by Piotroski F-Score and Buffett quality criteria), Value (discount to intrinsic worth using Graham, Lynch, and Greenblatt models), Momentum (6-month price trend), and Timing (a confirmation signal that requires both value and momentum to align). A higher composite score indicates stronger overall fundamentals combined with favorable market conditions.
This comparison uses the same scoring framework for both companies, ensuring an apples-to-apples evaluation. Scores are recalculated daily after market close using data from SEC filings and market prices. Read the full methodology to understand how each model contributes to the composite score.
Scores are algorithm-generated research tools, not investment recommendations. Past performance does not guarantee future results. Always do your own due diligence. Full disclaimer